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COMP Cams 12-506-20 Tight Lash Nitride 259/262 Solid Flat Tappet Camshaft for Chevrolet Small Block

(GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91 + 238 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

12-506-20
4 reviews
Sale Price

$363.91

Estimated ship date Thursday, November 19

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Product Details

The COMP Cams 12-506-20 is a high-performance solid flat tappet camshaft designed specifically for Chevrolet small block engines. This tight lash nitride camshaft delivers excellent performance characteristics with a duration of 259 degrees on the intake and 262 degrees on the exhaust, making it ideal for street/strip applications seeking aggressive idle and strong mid-range power.

Key Features:

  • Nitride surface treatment for enhanced durability and wear resistance
  • 259/262 duration profile optimized for small block Chevy performance
  • Solid flat tappet design for precise valve control and high RPM capability
  • Tight lash specifications reduce valve train noise and improve stability
  • Delivers aggressive idle quality with strong acceleration
  • Manufactured to COMP Cams' strict quality control standards

This camshaft is engineered for enthusiasts looking to extract maximum performance from their Chevrolet small block engines. The nitride coating provides superior surface hardness, extending camshaft life while the solid flat tappet design offers the reliability needed for demanding applications. Proper valve spring selection and break-in procedures are essential for optimal performance and longevity.

Products specifications

Fits

GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91, C3500 1979-86, 1988-95, K2500 Suburban 1979-86, 1992-95, K3500 1979-86, 1988-95, C15/C1500 Pickup 1967-74 + 234 more models

Advertised Exhaust Duration

292

Usage

Strip

Lifter Type

Solid Flat Tappet

Exhaust Duration at .050 inch Lift

259

Intake Duration at .050 Inch Lift

259

Grind Number

288BTL-6

Basic Operating RPM Range

3400-7,000

Camshaft Material

Nitrided Cast Iron

Cam Type

Solid Flat Tappet

Camshaft Series

Tight Lash

Assembly Lubricant Included

Yes

Lifters Included

No

Valve Springs Required

Yes

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Camshaft Gear Attachment

3-Bolt

LOBE SEPARATION

106

AMAZON ASIN

B002EE2B0C

Intake Valve Lift

0.55

Advertised Intake Duration

288

Engine Family

Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)

Exhaust Valve Lift

0.56

Comprehensive selection, excellent prices!

Website was easy to use. Cost was much less than anywhere I found online. Will follow up once product arrives.

Bought an adjustable proportioning valve. Autoplicity was the cheepest source by several dollars. Haven't got it yet, but I did get an e-mail with-in 24 hours that stated that it had been shipped. As long as I get what I've ordered I would say that they are worth giving a shot.

Best Price i could find for some nice foglamps. easily navigable website.

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